• Merck & Co. (San Francisco, CA)
    …scientific and ethical standards. Since 1985, our company has been engaged in research and development efforts in the prevention and treatment of HIV. Over the ... to ensure timely and equitable access to our medicines.The Senior Principal Scientist has primary responsibility for protocol development and medical/scientific… more
    HireLifeScience (12/02/25)
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  • Merck & Co. (South San Francisco, CA)
    Job DescriptionThe Clinical Director ( Principal Scientist) has primary responsibility for the strategic planning and directing clinical research activities ... study reports, or publication; andParticipation in internal and joint internal/external research project teams relevant to the development of new compoundsThe… more
    HireLifeScience (12/02/25)
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  • Merck & Co. (South San Francisco, CA)
    Job DescriptionThe Senior Director (Sr. Principal Scientist) has primary responsibility for the strategic planning and directing clinical research activities ... study reports, or publication; andParticipation in internal and joint internal/external research project teams relevant to the development of new compoundsThe Senior… more
    HireLifeScience (12/02/25)
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  • Merck & Co. (South San Francisco, CA)
    Job Description Senior Principal Scientist Translational Medicine, Immunology Translational Medicine in our Research & Development Division is responsible for ... a proven track record in the pharmaceutical industry as well as independent academic research for a position in our group.The preferred candidate will have at least… more
    HireLifeScience (12/03/25)
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  • Merck & Co. (South San Francisco, CA)
    Job DescriptionAt our Company, we are inspired by the belief that a research -driven enterprise dedicated to scientific excellence can create medicines that save and ... on a culture of respect and collaboration. At our Research & Development Division in South San Francisco, you'll...Metabolism and Bioanalytics (PDMB) group is seeking an Associate Principal Scientist to contribute to our Company's biologics, drug… more
    HireLifeScience (12/04/25)
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  • Merck & Co. (South San Francisco, CA)
    …Sciences (DPS) group based in South San Francisco, CA is seeking an Principal Scientist with small molecule and peptide experience.DPS is a multi-disciplinary ... research group that provides drug delivery, solid state crystal...properties while balancing all other key therapeutic properties. Our research also covers identification of preclinical formulations for pharmacology… more
    HireLifeScience (12/03/25)
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  • Merck & Co. (South San Francisco, CA)
    …Enabling Capabilities (Analytical R&D) is seeking applicants for an Associate Principal Scientist position available at our research laboratories located ... Job DescriptionJoin our Discovery Analytical Research group to drive innovation in analytical measurement...groups with advanced analytical methods Represent the discovery analytical research group in project teams, provide technical guidance, and… more
    HireLifeScience (12/02/25)
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  • Merck & Co. (South San Francisco, CA)
    …the discovery and development of novel respiratory medicines, from early research up to clinical development.Design and execute strategies for target identification, ... analytics and digital tools to support decision-making.#EligibleforERP-Required Skills: Disease Research , Pharmacology, Project Leadership, Pulmonary Disease Research ,… more
    HireLifeScience (12/04/25)
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  • Metrolink (CA)
    …Authority, the operator of the METROLINK Commuter Rail System, is seeking a Principal Engineer, Design and Standards, who will support the design and ensure ... agency review. Perform and/or review engineering work, highly specialized design, research , and analysis. Manage key railroad documents, including track charts,… more
    job goal (12/04/25)
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  • Principal Researcher

    Palo Alto Networks (CA)
    …success where your work truly matters. **Your Career** We are seeking a Principal Threat Intelligence Researcher for our Unit 42 Intelligence Response Unit's ... and developing tailored intelligence that augment their existing capabilities As a Principal Threat Intelligence Researcher in the Intel Response Unit, your… more
    Palo Alto Networks (12/03/25)
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  • Principal UX Researcher

    The Walt Disney Company (Santa Monica, CA)
    …is to design experiences that move people. About the Role: We're looking for a Principal UX Researcher for Emerging Experiences to help shape the next generation ... including sports, entertainment, enterprise, UX, creative services and design research . **About Disney Streaming Product Design:** Disney Streaming Product Design… more
    The Walt Disney Company (11/12/25)
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  • Black Lotus Labs Principal Threat…

    Lumen (Sacramento, CA)
    …world and shape the future. **The Role** Black Lotus Labs is seeking a Threat Researcher on the Research & Analysis team. This team leverages Lumen's global ... backbones and a petabyte-scale compute cluster to perform cutting edge threat research , hunting and tracking advanced persistent threat actors (APTs) and emerging… more
    Lumen (12/02/25)
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  • Principal Security Researcher

    Palo Alto Networks (Santa Clara, CA)
    …applications, and detecting threats across our enterprise customers' networks. As a Principal Security Researcher , you will play a key leadership role ... both technical direction and career development support. + Drive advanced research into vulnerabilities, Zero-Day exploits, and emerging attack vectors, and… more
    Palo Alto Networks (11/01/25)
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  • Life Science Researcher Professional…

    SLAC National Accelerator Laboratory (Menlo Park, CA)
    …the research project(s). Make recommendations on experimental design and/or research direction to principal investigator. + Independently conduct complex ... Life Science Researcher Professional - Biochemistry Job ID 6574 Location...with SSRL scientists performing X-ray crystallography measurements. **Other general research and lab coordination responsibilities include:** + Perform more… more
    SLAC National Accelerator Laboratory (12/04/25)
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  • Principal Research Scientist

    Intuit (Mountain View, CA)
    **Overview** Intuit is hiring a Principal AI Researcher to join the Intuit Research team. The mission of the AI Research team is to do cutting edge ... innovation and partnership. + Engaging with the academic and broader research community through publications, presentations, and collaborations. + Working towards… more
    Intuit (10/21/25)
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  • Principal Research Scientist…

    Leidos (San Diego, CA)
    …Center's newly established Information and Data Science Division is seeking a Principal Research Scientist - Computational Design and Manufacturing, to help ... **Description** Are you a motivated Research Scientist specializing in Computational Design and Manufacturing...researcher who can develop and lead a groundbreaking research portfolio using both internal and customer funding. The… more
    Leidos (12/03/25)
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  • Principal Research Scientist,…

    MongoDB (Palo Alto, CA)
    The mission of MongoDB Research is to advance the state of the art in database systems by conducting fundamental and applied research that directly impacts ... and usability. Through collaboration, publication, and active engagement with leading research institutions, we strive to shape the future of database technology… more
    MongoDB (09/17/25)
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  • Senior Principal Scientist, Clinical…

    Merck (San Francisco, CA)
    …scientific and ethical standards. Since 1985, our company has been engaged in research and development efforts in the prevention and treatment of HIV. Over the ... ensure timely and equitable access to our medicines. The Senior Principal Scientist has primary responsibility for protocol development and medical/scientific… more
    Merck (12/02/25)
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  • Principal /Sr Principal Engineer…

    Northrop Grumman (Los Angeles, CA)
    …Weapons Business Unit** is currently seeking a ** Principal / Sr Principal Engineer - Operations Research ** for our Advanced Programs Software, Modeling, ... for each level are listed below.** Basic Qualifications for a ** Principal Engineer - Operations Research (** T03) are: + BS in Computer Science, Engineering,… more
    Northrop Grumman (10/03/25)
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  • Principal Research Scientist I,…

    AbbVie (Irvine, CA)
    …his/her/their own project and contribute scientific insights into multiple other projects. The Principal Research Scientist I may mentor/supervise a team of one ... YouTube, LinkedIn and Tik Tok (https://www.tiktok.com/@abbvie) . Job Description The Principal Scientist I in the Tissue Materials Science group is responsible… more
    AbbVie (09/23/25)
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